Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495096 | Deodorant and process for deodorization using said deodorant | Takayoshi HAMAGUCHI, Toshimi Matsumoto, Tadashi Shimomura | 2002-12-17 |
| H1787 | Regeneration method of working solution | Kazuharu Ogasawara, Tomio Kato, Kenji Kato, Makoto Sumitani | 1999-02-02 |
| 5399333 | Process for producing hydrogen peroxide | Tomio Kato, Yukio Ishiuchi, Hiroshi Takamiya, Kazuharu Ogasawara | 1995-03-21 |